A Log4r appender for logging to a gelf sink, e.g. the graylog2 server - https://www.graylog2.org
To use, require the gem before you setup log4r, then add config like the following to your log4r.yml:
log4r_config:
pre_config:
root:
level: 'DEBUG'
loggers:
- name: "rails"
outputters:
- gelf
outputters:
- type: GelfOutputter
name: gelf
gelf_server: "<graylog_server_name>"
gelf_port: "<graylog_server_port>"
# Optional - showing default values
# facility: "gelf-rb"
# host: "#{Socket.gethostname}"
# max_chunk_size: 'LAN'
# level: DEBUG
